<i>C.botulinum</i> strains and sequences used in this study.

a<p>The subtypes and GenBank accession numbers for strains determined in this study are indicated in boldface.</p>b<p><i>boNT</i>/A producing and unexpressed <i>boNT</i>/B gene possessing.</p>c<p>Dual toxin producing strains; the major toxin type is indicated in uppercase letters and the minor type is indicated in lowercase letters.</p>